SuperKEKB Shift Report

2025/12/20 (Sa) Swing shift

KCG shift Shift leader KEKB MSC Linac shift Linac MSC BCG
Y.FUNAKOSHI M.NISHIWAKI MI.TANAKA
T.AOYAMA
T.SAKAI S.USHIMOTO
K.SUZUKI
Riku Takizawa

Shift Summary

recorded delivered
Peak luminosity 3.11 x 10 34 cm-2s-1
Integrated luminosity (shift) 508.3 pb-1 542.5 pb-1
Integrated luminosity (day) 1599.5 pb-1 1808.0 pb-1

LER HERBoth DR
Energy 4.002 GeV 7.010 GeV 10.583 GeV 1.1 GeV
Beam current 1250.8 mA 998.3 mA 23.2 mA
No. bunches 2346 2346
Beta at IP 60 mm / 1 mm 60 mm / 1 mm
Crab Waist Ratio 80 % 60 %
Aborts 0 1 1

IP Knob Tuning

23:17 LER HER
r1 (mrad) -8.60 -4.30
r2 (mm) -4.30 -1.60
r3 (1/hm) 80.00 -50.00
r4 (crad) 10.00 5.00
ηy (mm) -0.29 -0.31
ηpy (mrad) 42.00 8.00
waist (mm) 1.65 -1.80
chromatic r1 (mrad) 5.00 3.80
chromatic r2 (mm) 0.00 -2.50
chromatic r3 (1/m) 0.00 0.00
chromatic r4 (rad) 0.00 0.00
created on 12/21/2025 00:01:09